You do updates that screw up phones. Had an update on Monday and since, the option for which app I can send photo in a text is gone(default is gallery I use google photo) and now with Do Not Disturb doesn't work before Monday with the screen off I got pop up screen notification for who is calling me now the pop up screen for incoming call doesnt work anymore so have to not use DND. and just this moring the LED indicator for new email/notification with screen off doesnt work. STOP doing update that screw up our phones.
Do you clear the cache partition after each update? This section of the drive can hold old code that could potentially conflict with new code and create all sorts of issues... might also try to clear the cache for each app that is not working as intended.
I perform routine maintenance on all of the phones that I've owned which no doubt has led to them performing well for years. I routinely clear my browser's history, data, cookies and cache, do a soft reset every week ( power phone down and then restart), keep apps updated with the latest version, and perform partition cache clear after every security or software update to free the device of old/corrupt data. Here are the steps to clearing the partition cache: